<!doctype html>
<html lang="en" xmlns:th="http://www.thymeleaf.org">
<head>
    <meta charset="UTF-8">
    <meta name="viewport"
          content="width=device-width, user-scalable=no, initial-scale=1.0, maximum-scale=1.0, minimum-scale=1.0">
    <meta http-equiv="X-UA-Compatible" content="ie=edge">
    <title>登录页</title>
</head>
<body>

<form action="/doLogin">
    用户名：<input name="username" type="text"> <br>
    密码：<input name="password" type="password"> <br>
    <input type="hidden" name="url" th:value="${url}">
    <input type="submit">
</form>

</body>
</html>